Home / 920,122,710,156.76-1,380,332,373,111.90-283,414,811,542.32

Finding the Fourth Proportional to 920,122,710,156.76, 1,380,332,373,111.90 and 283,414,811,542.32

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Solution

The fourth proportional to 920,122,710,156.76, 1,380,332,373,111.90 and 283,414,811,542.32 is: 425,167,898,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,122,710,156.76 : 1,380,332,373,111.90 = 283,414,811,542.32 : x
  2. Step 2: Convert to fraction form
    920,122,710,156.76/1,380,332,373,111.90 = 283,414,811,542.32/x
  3. Step 3: Cross multiply
    920,122,710,156.76x = 1,380,332,373,111.90 × 283,414,811,542.32
  4. Step 4: Simplify right side
    920,122,710,156.76x = 391,206,639,391,272,454,848,512
  5. Step 5: Solve for x
    x = 391,206,639,391,272,454,848,512/920,122,710,156.76
  6. Step 6: Final answer
    x = 425,167,898,882.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.